We told the fab the missing annular rings were intentional. They weren't.
Part two. The fab asked about one thing before building. We said it was deliberate. It was a parser bug, and it is why only the through-hole joints failed.
· 7 min read
manufacturing
3 posts
From 3D-printed enclosure to injection molding: when to switch
A single-cavity prototype steel tool for a palm-sized enclosure runs about $10k — we've had our own parts quoted. Here's the break-even math on when it pays.
· 10 min read
Custom PCB fabrication: three of five boards arrived dead
Three of five assembled boards arrived dead. The defect wasn't ours, and proving that took test points we had added a month earlier.
· 6 min read